diff --git a/Cargo.lock b/Cargo.lock
index 03ce974..72338cc 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -486,7 +486,7 @@ dependencies = [
  "clap",
  "criterion",
  "indoc",
- "itertools 0.12.0",
+ "itertools 0.12.1",
  "lazy_static",
  "ndarray",
  "petgraph",
@@ -565,9 +565,9 @@ dependencies = [
 
 [[package]]
 name = "itertools"
-version = "0.12.0"
+version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "25db6b064527c5d482d0423354fcd07a89a2dfe07b67892e62411946db7f07b0"
+checksum = "ba291022dbbd398a455acf126c1e341954079855bc60dfdda641363bd6922569"
 dependencies = [
  "either",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 9d450f4..fa48f83 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -32,7 +32,7 @@ keywords = ["pattern", "regex", "regexp"]
 crate-type = ["cdylib", "rlib"]
 
 [dependencies]
-itertools = "0.12.0"
+itertools = "0.12.1"
 lazy_static = "1.4.0"
 ndarray = "0.15.6"
 petgraph = {version = "0.6.4", default-features = false, features = ["stable_graph"]}